@charset"UTF-8";

header{
  width:100%;
  height: 80px;
  overflow: hidden;
  background: white;
  .head_a{
    float: left;
    margin-left:270px;
    margin-top:15px;
    img{
      width:75%;
    }
  }
 
}

.H_img{
    width: 100%;
    height: auto;
    img{
        width: 100%;
//      height: 280px;
    }
}
.H_tit{
    width: 100%;
    height: 80px;
    p{
        text-align: center;
        line-height: 80px;
        font-size: 14px;
    }
}
